import java.util.Scanner;
public class Sizeyunsuan {
    public static void main(String[]args){
        Scanner scanner=new Scanner(System.in);
        int one=scanner.nextInt();
        int two=scanner.nextInt();
        System.out.println("加法运算:"+(one+two));
        System.out.println("减法运算:"+(one-two));
        System.out.println("乘法运算:"+(one*two));
        System.out.println("除法运算:"+((double)one/(double)two));
    }
}
